More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

"We can see, for the first time, rings of dust surrounding protoplanets made visible by the bright starlight reflecting off ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar ...

These rather small planets are a stone's throw from Earth in galactic terms, but were too small for previous instruments to ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...